roledao.java

来自「Struts数据库项目中的一个实例」· Java 代码 · 共 44 行

package com.relationinfo.dao;

import java.util.List;

import com.relationinfo.model.Role;

/**
 * Role Data Access Object (DAO) interface.
 *
 * <p>
 * <a href="RoleDAO.java.html"><i>www.relationinfo.com</i></a>
 * </p>
 *
 * @author caoguangxin www.relationinfo.com
 */
public interface RoleDAO extends DAO {
    /**
     * Gets roles information based on login name.
     * @param rolename the current rolename
     * @return role populated role object
     */
    public Role getRole(String rolename);

    /**
     * Gets a list of roles based on parameters passed in.
     *
     * @return List populated list of roles
     */
    public List getRoles(Role role);

    /**
     * Saves a role's information
     * @param role the object to be saved
     * @return Role the updated role object
     */
    public void saveRole(Role role);

    /**
     * Removes a role from the database by id
     * @param rolename the role's rolename
     */
    public void removeRole(String rolename);
}